Mother's Day is ( )the second Sunday in May 空里是一个冠词 谢谢
问题描述:
Mother's Day is ( )the second Sunday in May 空里是一个冠词 谢谢
答
on“在具体某一天”
用in一般“上”“下”“晚,in用于月、季、年.
at是个时间点,“工作”“时刻”与“圣诞”at noon(night)
例 On mother's Day,we should send flowers to our mother.母亲节,我们应该送花给我们的母亲.